nodepair2featurevector.java

这是一个matlab的java实现。里面有许多内容。请大家慢慢捉摸。

/* Copyright (C) 2002 Univ. of Massachusetts Amherst, Computer Science Dept.
   This file is part of "MALLET" (MAchine Learning for LanguagE Toolkit).
   http://www.cs.umass.edu/~mccallum/mallet
   This software is provided under the terms of the Common Public License,
   version 1.0, as published by http://www.opensource.org.  For further
   information, see the file `LICENSE' included with this distribution. */


package edu.umass.cs.mallet.projects.seg_plus_coref.coreference;

import salvo.jesus.graph.*;

import edu.umass.cs.mallet.base.types.*;
import edu.umass.cs.mallet.base.classify.*;
import edu.umass.cs.mallet.base.pipe.*;
import edu.umass.cs.mallet.base.pipe.iterator.*;
import edu.umass.cs.mallet.base.util.*;
import java.util.*;
import java.lang.*;
import java.io.*;


public class NodePair2FeatureVector extends Pipe
{
	public NodePair2FeatureVector (Alphabet dataDict)
	{
		super (dataDict, null);
	}

	public NodePair2FeatureVector ()
	{
		super (Alphabet.class, null);
	}

	public Instance pipe (Instance carrier) {
		NodePair pair = (NodePair)carrier.getData();
		//Citation s1 = (Citation)pair.getObject1();
		//Citation s2 = (Citation)pair.getObject2();
		
		carrier.setSource(pair);
		AugmentableFeatureVector vec =
			new AugmentableFeatureVector((Alphabet)getDataAlphabet(), pair.getFeatures(), false);
		//System.out.println("Vector for " + s1.getString() + " <-> " + s2.getString() + " is: \n" + vec);
		//System.out.println("Target is: " + carrier.getTarget());
//		carrier.setTarget(new Boolean(pair.getIdRel()));
		carrier.setData(vec);
		return carrier;
	}

}